111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert//===----------------------------------------------------------------------===// 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// The LLVM Compiler Infrastructure 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// This file is dual licensed under the MIT and the University of Illinois Open 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Source Licenses. See LICENSE.TXT for details. 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert//===----------------------------------------------------------------------===// 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// <fstream> 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// template <class charT, class traits = char_traits<charT> > 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// class basic_fstream 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// explicit basic_fstream(const string& s, ios_base::openmode mode = ios_base::in|ios_base::out); 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <fstream> 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <cassert> 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include "platform_support.h" 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint main() 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert{ 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::string temp = get_temp_file_name(); 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::fstream fs(temp, 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::ios_base::in | std::ios_base::out 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert | std::ios_base::trunc); 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert double x = 0; 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs << 3.25; 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs.seekg(0); 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs >> x; 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert assert(x == 3.25); 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::remove(temp.c_str()); 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::wfstream fs(temp, 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::ios_base::in | std::ios_base::out 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert | std::ios_base::trunc); 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert double x = 0; 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs << 3.25; 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs.seekg(0); 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert fs >> x; 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert assert(x == 3.25); 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::remove(temp.c_str()); 4611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} 47